OIE: Highly pathogenic avian influenza, Korea (Rep. of)

Information received on 10/02/2018 from Dr Oh Soon-Min, Director General - Chief Veterinary Officer, Animal Health Policy Bureau, Ministry of Agriculture, Food and Rural Affairs (MAFRA), SEJONG-SI, Korea (Rep. of)

Summary

Report type	Follow-up report No. 12
Date of start of the event	17/11/2017
Date of confirmation of the event	19/11/2017
Report date	10/02/2018
Date submitted to OIE	10/02/2018
Reason for notification	Recurrence of a listed disease
Date of previous occurrence	13/10/2017
Manifestation of disease	Clinical disease
Causal agent	Highly pathogenic avian influenza virus
Serotype	H5N6
Nature of diagnosis	Laboratory (advanced)
This event pertains to	the whole country
Related reports	Immediate notification (19/11/2017) Follow-up report No. 1 (12/12/2017) Follow-up report No. 2 (21/12/2017) Follow-up report No. 3 (23/12/2017) Follow-up report No. 4 (28/12/2017) Follow-up report No. 5 (30/12/2017) Follow-up report No. 6 (03/01/2018) Follow-up report No. 7 (05/01/2018) Follow-up report No. 8 (09/01/2018) Follow-up report No. 9 (11/01/2018) Follow-up report No. 10 (28/01/2018) Follow-up report No. 11 (05/02/2018) Follow-up report No. 12 (10/02/2018)

New outbreaks (1)

Outbreak 1

Yangnyeong-ri, Seonghwan-eup, Cheonan-si, CHUNGCHEONGNAM-DO

Date of start of the outbreak

08/02/2018

Outbreak status

Continuing (or date resolved not provided)

Epidemiological unit

Farm

Affected animals

Species	Susceptible	Cases	Deaths	Killed and disposed of	Slaughtered
Birds	21000	137	137	20863	0

Affected population

Layer chickens

Summary of outbreaks

Total outbreaks: 1

Total animals affected

Species	Susceptible	Cases	Deaths	Killed and disposed of	Slaughtered
Birds	21000	137	137	20863	0

Outbreak statistics

Species	Apparent morbidity rate	Apparent mortality rate	Apparent case fatality rate	Proportion susceptible animals lost*
Birds	0.65%	0.65%	100.00%	100.00%

*Removed from the susceptible population through death, destruction and/or slaughter

Epidemiology

Source of the outbreak(s) or origin of infection	Unknown or inconclusive
Epidemiological comments	Epidemiological investigation is ongoing.

Control measures

Measures applied	Movement control inside the country Surveillance outside containment and/or protection zone Surveillance within containment and/or protection zone Screening Traceability Quarantine Official destruction of animal products Official disposal of carcasses, by-products and waste Stamping out Control of wildlife reservoirs Disinfection Vaccination prohibited No treatment of affected animals
Measures to be applied	No other measures

Diagnostic test results

Laboratory name and type	Species	Test	Test date	Result
Animal and Plant Quarantine Agency (National laboratory)	Birds	real-time reverse transcriptase/polymerase chain reaction (RRT-PCR)	09/02/2018	Positive

Future Reporting

The event is continuing. Weekly follow-up reports will be submitted.